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app.js
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app.js
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const express = require('express');
const bodyParser = require('body-parser');
const morgan = require('morgan');
const path = require('path');
const merge = require('lodash/merge');
const helmet = require('helmet');
const compression = require('compression');
const cookieParser = require('cookie-parser');
const {HELMET_CONFIGURATION} = require('./config');
const {MOUNT_PATH} = require('./url');
const {applyLocals} = require('./services/locals');
const routes = require('./routes');
const debug = require('debug')('talk:app');
const app = express();
//==============================================================================
// APPLICATION WIDE MIDDLEWARE
//==============================================================================
// Add the logging middleware only if we aren't testing.
if (process.env.NODE_ENV !== 'test') {
app.use(morgan('dev'));
}
// Trust the first proxy in front of us, this will enable us to trust the fact
// that SSL was terminated correctly.
app.set('trust proxy', 1);
// Enable a suite of security good practices through helmet. We disable
// frameguard to allow crossdomain injection of the embed.
app.use(helmet(merge(HELMET_CONFIGURATION, {
frameguard: false,
})));
// Compress the responses if appropriate.
app.use(compression());
// Parse the cookies on the request.
app.use(cookieParser());
// Parse the body json if it's there.
app.use(bodyParser.json());
//==============================================================================
// VIEW CONFIGURATION
//==============================================================================
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');
//==============================================================================
// ROUTES
//==============================================================================
// Add the locals to the app renderer.
applyLocals(app.locals);
debug(`mounting routes on the ${MOUNT_PATH} path`);
// Actually apply the routes.
app.use(MOUNT_PATH, routes);
module.exports = app;